Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)

The 4R70W has the following features:

  • Wide ratio gears
  • Four speeds
  • Rear wheel drive
  • Automatic
  • Electronic shift
  • Torque converter clutch control
  • Line pressure controls

The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.

4R70W Automatic Transmission

4R70W Automatic Transmission

    Automatic Transaxle/Transmission
    General Specifications a - MERCON V is not interchangeable at this time with the current MERCON fluids. Check the transmission fluid level indicator to determine the correct fluid and refer to the ...

    Identification Tags
    All vehicles are equipped with a Vehicle Certification Label, located on the driver side door lock post. For correct transmission identification, refer to the code in the space marked TR. ...

    Other materials:

    Body System - General Information
    General Specifications Body Body and Sheet Metal The body: Is a unibody open cowl structure. Is constructed of a lightweight, all-steel material with removable bolted hood (16612), front fenders (16005), doors, and luggage compartment lid ...

    Inspection and Verification
    1. Verify customer concern by running the engine. 2. Inspect the drive belt for chunking, fraying and wear. 3. Check the drive belt for correct routing. Drive Belt Cracking/Chunking/Wear V Ribbed Serpentine Drive Belt With Cracks Across Ribs The accessory ...

    Diagnostic Strategy
    Troubleshooting an electronically controlled automatic transmission is simplified by using the proven method of diagnosis. One of the most important things to remember is that there is a definite procedure to follow. NOTE: Do not take any short cut ...